阿摩線上測驗 登入

最新科目

最新試卷

最新試題

最新申論題

最新課程

最新主題筆記

最新討論

45. 依據中央行政機關組織基準法,下列行政機關何者屬於三級機關? (A)考選部 (B)海洋委員會 (C)漁業署 (D)國家安全會議

32. 甲向乙提出,若欲以一個月2萬元承租其所有某公寓的一層樓,請於一個月內回覆。若乙表 示承諾超過期限,該承諾之效力為何? (A)該承諾視為新要約 (B)該承諾推定不成立 (C)乙必須撤回該承諾 (D)該承諾無效

31.有關全身性紅斑性狼瘡(SLE)臨床表徵之敘述,下列何者錯誤? (A)皮膚症狀:蝴蝶斑為主要典型症狀 (B)心肺症狀:肺部受侵犯以肺炎最為常見 (C)泌尿系統:可能出現蛋白尿、血尿 (D)神經系統:出現人格改變或精神疾病

15. Peter: Gosh. I left my bottled water on my bike. Rose: For the whole afternoon? Then don't drink it. It's hot outside. The sun may have heated it up. Peter: _______. Rose: Chemicals from plastics may have got into the water. It's not good for your health. Peter: I didn't know that! (A) What's wrong with that? (B) Where did I leave my bike? (C) When's the sun going down? (D) Why did you bring that with you?

16. Mrs. Wu: I'm going shopping. Would you mind picking up Jimmy at the sports center? Mr. Wu: I'd like to, but I'll have an online meeting soon. Mrs. Wu: We're out of food for dinner. There's nothing left in the fridge.  Mr. Wu: _______. Mrs. Wu: Great! You go book the restaurant now and I'll get Jimmy. (A) Are you interested in sports? (B) Can I go shopping right now? (C) Then we can eat out tonight. (D) Let's do online meeting together.

9. 某高速包裝機以鏈傳動連接主軸與從動軸,原採滾子鏈。長期使用後,因鏈節磨耗而 略有伸長,現場逐漸出現下列現象:①運轉噪音增加 ②高速時振動明顯 ③鏈節與鏈 輪周節配合變差,甚至有脫鏈風險。若設計者希望在不改用皮帶或齒輪的前提下,仍 保有鏈傳動速比確切、無滑動的特性,並兼顧高速較平順、磨耗後仍較安靜運轉,則 下列何者最合理? (A)改採較大節距之滾子鏈,並減少鏈輪齒數,以提高咬合效果。 (B)仍採滾子鏈,但只要提高轉速,即可減少弦線作用與噪音。 (C)改採無聲鏈,並配合較多齒數鏈輪設計,以兼顧高速與平穩性。 (D)改採塊狀鏈,因其構造較簡單,最適合高速且低噪音傳動。